package com.c6;

import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;

public class ServletConfigTest extends HttpServlet {
    private ServletConfig config;
    public ServletConfigTest(){
        super();
    }
    @Override
    public void destroy(){
        super.destroy();
    }
    @Override
    public void init(ServletConfig config) throws ServletException{
        super.init(config);
        this.config=config;
    }
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws
            ServletException, IOException{
        String charset= this.config.getInitParameter("charset");
        response.setCharacterEncoding(charset);
        response.setContentType("text/html");
        PrintWriter out=response.getWriter();
        out.println("<HTML>");
        out.println("<HEAD><TITLE>ServletConfig<TITLE><HEAD>");
        out.println("<BODY>");
        out.println("获取lnitParamServlet的初始化参数\"encoding\"的字符串值："+charset);
        out.println("</BODY>");
        out.println("<HTML>");
        out.flush();
        out.close();
    }

    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doPost(request,response);
    }
}
